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Download full textKarpudewan, Mageswary; Treagust, David F.; Mocerino, Mauro; Won, Mihye; Chandrasegaran, A. L. – International Journal of Environmental and Science Education, 2015
This study investigated the year 12 students' (N = 56) understanding of chemical equilibrium concepts after instruction using two conceptual tests, the "Chemical Equilibrium Conceptual Test 1" ("CECT-1") consisting of nine two-tier multiple-choice items and the "Chemical Equilibrium Conceptual Test 2"…
Descriptors: High School Students, Secondary School Science, Chemistry, Scientific Concepts
Direct linkHartley, M. Shaheed; Treagust, David F. – Learning Environments Research, 2014
This study responded to a national call to improve the outcomes in mathematics in the Grade 12 matriculation examination in South Africa by reporting learners' perceptions of the introduction of computer-assisted learning in their mathematics classrooms. Three Grade 12 mathematics classes in a peri-urban school in South Africa were visited over a…
Descriptors: Foreign Countries, Mathematics Instruction, Grade 12, Secondary School Students
Tsui, Chi-Yan; Treagust, David F. – Journal of Research in Science Teaching, 2007
This article explores the conceptual change of students in Grades 10 and 12 in three Australian senior high schools when the teachers included computer multimedia to a greater or lesser extent in their teaching of a genetics course. The study, underpinned by a multidimensional conceptual-change framework, used an interpretive approach and a…
Descriptors: Teaching Methods, Grade 10, Concept Formation, Genetics
Peer reviewedPeterson, Raymond F.; Treagust, David F. – Journal of Chemical Education, 1989
Describes a multiple choice, pencil and paper, diagnostic instrument used to measure student understanding of covalent bonding and structure concepts. Reports evidence of seven commonly held misconceptions. (MVL)
Descriptors: Chemical Bonding, Chemical Nomenclature, Chemical Reactions, Chemistry
